The master plan document is taken from here. Each page is annotated with a human written query. The text_description column contains OCR text extracted from the images using EasyOCR.
@manual{shanghai_masterplan_2018,
title = {Shanghai Master Plan 2017--2035: Striving for the Excellent Global City},
author = {{Shanghai Municipal People’s Government Urban Planning and Land Resource Administration Bureau}}… See the full description on the dataset page:
https://huggingface.co/datasets/jinaai/shanghai_master_plan_deprecated.